FAMILY SCOLOPACIDAE 



403 



Measurements (from Ridgway, I.e., p. 373). — Males, wing 89-105 

 (100.5), tail 45-53 (49), exposed culmen 21.5-25.5 (23.6), tarsus 

 19.5-24 (22.2) mm. 



Females, wing 100-109 (104), tail 47-53 (50.4), exposed culmen 

 21.5-25.0 (23.6), tarsus 21-25 (22.8) mm. 



Migrant from the north. Found around water from ocean beaches 

 and mangrove swamps to small streams in the mountains ; common 

 from August to May : Isla Parida ; Isla Bolaiios ; Isla Coiba ; Isla 

 Canal de Af uera ; Isla Cebaco ; Isla Iguana ; Isla Taboga ; Isla Tabo- 



FiG. 67. — Spotted sandpiper, playerito coleador, Actitis macularia. 



guilla; Isla Urava; Archipielago de las Perlas (Pacheca, Saboga, 

 Contadora, Chapera, Rey, Cafias, Bayoneta, Malaga, and San Jose 

 islands). 



In Chiriqui I have found spotted sandpipers regularly near El 

 Volcan and have seen them occasionally near Boquete. 



The main flight begins during the first week in August, though an 

 occasional bird may arrive toward the end of July, the earliest report 

 to date being of one taken at Cana, Darien, July 25. The movement 

 northward starts in March, and continues through April, with a few 

 birds still present during the following month. Late dates for speci- 

 mens include a male in the Havemeyer collection at Yale, taken at 

 Zegla, Bocas del Toro, May 19 (1927), and a male in the U. S. Na- 

 tional Museum collected at Portobelo, Colon, May 23 (1911). During 

 the first half of April, near Jaque, on the coast of Darien, I recorded 

 a considerable flight, evidently in passage from South America, when 



